Review of Python – 1 Computer Science - Review of Python – 1

 Negates is also known as not operator.

; is used to make the compound statement.

Range() is also a module function.

– 88.0 is the output of the print (3-10**2+99/11) statement.

Conditional Construct is used to execute the statement multiple times.

 Common types of exception in python are:

Number of loops in python are:

 The continue statement is used:

Relational Operator is:

Augmented Assignment Operator is :

The given program is to print the sum of the first n natural number, complete the code for the same:__________ .

Tejas is writing the code for checking, even or odd of number help him by completing the blank :

A named memory location which is used to store data is known as ______________.

For mathematical calculation _______________ operators are used.

_______________ function is used to display the message on the screen.

Name 3 keywords which start with capital letter.

Write Python expressions equivalent to the following arithmetic/algebraic expressions:

Find the output of the following code:

A book publisher conducted a survey and found that 70% of the teenagers love to read fiction novels. In general, maximum 40% of the population of a city are teenagers. The publisher earns a profit of Rupees n on the sale of each copy of a fiction novel. Write Python script to find maximum profit that the publisher can earn by selling copies of one fiction novel to teenagers in a city.

Write a script to find the roots of a quadratic equation.

Write a script to input a number. If the number is even, print its square, otherwise print its cube.

 Write a script which inputs two numbers from the user and checks if first number is divisible by the second or not. The script should then display an appropriate message.

Write a script which inputs three numbers from the user and displays these numbers in ascending order.

Write Python script to input a time duration in seconds and display it in the following : ____________ Seconds = _____ hr ________ min _______ seconds. For example, if the user input is 4526, the output should be: 4526 seconds = 1 hr 15 min 26 seconds

WAP to input a number and check whether it is palindrome or not.

WAP to input a list of n number and count how many of the entered numbers were prime.

WAP to display all the prime numbers between m and n, where m and n have to be input from the user.

Write a program to input a number and check whether it is a prime or not.

WAP to input two numbers and find their LCM and HCF.

Pawan is confused in understanding Dictionary concept. Help him to understand the concept by choosing the appropriate answer. (a) Which statement will display Not Available?
(i)Statement 9 (ii)Statement 10 (iii)Statement 11(iv)Statement 13
(b) Choose the key from Dictionary.
(i)ADMNO (ii)‘admno’ (iii)101 (iv)“Not Available”
(c) Which statement will display None?
(i)Statement 9 (ii)Statement 10 (iii)Statement 11(iv)Statement 13
(d) Which Statement will display Tejas?
(i) Statement 8 (ii) Statement 9 (iii) Statement 10 (iv) Statement 11
(e) Choose the identifier.
(i) ADMNO (ii) ‘admno’ (iii) setdefault (iv)Not Available

The Teacher wrote the following code. Sanya was absent on the day when the topic was taught. Help her to complete the assignment. Choose the output on the basis of the above code.
(a) Which statement is used to display “HeLLo PyThon”?
(i) Statement 1 (ii) Statement 12
(iii)Statement 13 (iv) No Statement will display.
(b) Which statement will check for capital letters?
(i) Statement 6 (ii) Statement 7
(iii) Statement 8 (iv) Statement 9
(c) Which statement will convert it into capital letters?
(i) Statement 6 (ii) Statement 7
(iii) Statement 8 (iv) Statement 9
(d) Which is iterative Statement?
(i) Statement 5 (ii) Statement 6
(iii) Statement 8 (iv)There is No iterative Statement.
(e) What will be the output of Python code (Statement 1 to Statement 13)
(i) HeLLo PyThon (ii) No Output
(iii) hEllO pYtHON (iv) Hello Python

Choose the correct option.

(i)It is written in double quotes only.

(ii)Its value can be changed.

(iii)It is enclosed in square brackets.

(iv)It is immutable data-type.

(b) Ms. Ragini is confused on the way to compare the strings. Help her in choosing the correct statement.

(i)equal() (ii)equals() (iii) == (iv)compare()

(c) Tejas is confused in the output of the following code. Help him to choose the correct option.

age = 12

txt = "My name is Tejas, I am " , age

print(txt)

(i)('My name is Tejas, I am ', 12)

(ii)My name is Tejas, and I am 12

(iii)(My name is Tejas, I am , 12)

(iv)[My name is Tejas, I am , 12]

(d) Help mini to choose the correct output of the following Python code.

rollno = 3

name = "Mini"

Average = 88.76

Txt = "My name is {1}, having roll no {0} and scored {2} percent."

print(Txt.format(rollno, name, Average))

(i)My name is ‘Mini’, having roll no 3 and scored 88.76 percent.

(ii)My name is Mini, having roll no 3 and scored 88.76 percent.

(iii)‘My name is Mini, having roll no 3 and scored 88.76 percent.’

(iv)(My name is Mini, having roll no 3 and scored 88.76 percent.)

(e) Help Gurnika to choose the correct option for the following Python code.

b = "Hello, World!"

print(b[-5:2])

(i)Hello, World! (ii)orl (iii) Error (iv) No Output

WAP to generate 2n+1 lines of the following pattern on the computer screen:

WAP to generate n lines of the following pattern on the computer screen:

WAP to generate n lines of the following pattern on the computer screen: 1
2 2
3 3 3
4 4 4 4

WAP to generate n lines of the following pattern on the computer screen:

WAP to generate n lines of the following pattern on the computer screen: